Introduction S-Acetyl-L-Glutathione vs L-Glutathione represents the core raw material differentiation in functional nutrition
FitzGerald MG, Harkin DP, Silva-Arrieta S, MacDonald DJ, Lucchina LC, Unsal H et al
Only two small pilot studies have been done on humans thus far
J Nutr 126 : 16731682
The most common side effects of these medications are gastrointestinal (GI) issues like nausea, diarrhea, and abdominal pain
Melanotan-2: The Shotgun Approach MT-2 hits the same MC1R receptor but also activates MC3R, MC4R, and MC5R : MC1R Melanin production (tanning) MC3R Energy homeostasis, cardiovascular function MC4R Sexual arousal, appetite regulation, erectile function MC5R Exocrine gland function, sebaceous secretion This non-selective binding is why MT-2 causes the "side effects" that many users actually seek out particularly the libido and appetite suppression effects